穿孔管 meaning in Chinese
perforated pipe
Examples
- Acoustic transmission matrix of reactive muffler containing units made of perforated pipe
抗性消声器中含穿孔管时的声传递矩阵 - Finite element calculation and analysis of acoustic attenuation performance of perforated tube silencers
穿孔管消声器消声性能的有限元计算及分析